/Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Public/ToolSetupUtil.h
Selection Material 1 with custom color and optional depth offset (depth offset moves vertices towards the camera)
namespace ToolSetupUtil { [UMaterialInterface](API\Runtime\Engine\Materials\UMaterialInterface) * ToolSetupUtil::GetSelectionMaterial ( const [FLinearColor](API\Runtime\Core\Math\FLinearColor) & UseColor, [UInteractiveToolManager](API\Runtime\InteractiveToolsFramework\UInteractiveToolManager) * ToolManager, float PercentDepthOffset ) }